4 files changed, 4 insertions, 20 deletions

diff --git a/arch/i386/kernel/i386_ksyms.c b/arch/i386/kernel/i386_ksyms.c
index 14ec354bec92..903190a4b3ff 100644
--- a/arch/i386/kernel/i386_ksyms.c
+++ b/arch/i386/kernel/i386_ksyms.c
@@ -169,10 +169,6 @@ EXPORT_SYMBOL(rtc_lock);
 EXPORT_SYMBOL_GPL(set_nmi_callback);
 EXPORT_SYMBOL_GPL(unset_nmi_callback);
 
-#undef memcmp
-extern int memcmp(const void *,const void *,__kernel_size_t);
-EXPORT_SYMBOL(memcmp);
-
 EXPORT_SYMBOL(register_die_notifier);
 #ifdef CONFIG_HAVE_DEC_LOCK
 EXPORT_SYMBOL(_atomic_dec_and_lock);
diff --git a/arch/um/sys-x86_64/ksyms.c b/arch/um/sys-x86_64/ksyms.c
index 8d30fa8393c8..a27f0ee6a4f6 100644
--- a/arch/um/sys-x86_64/ksyms.c
+++ b/arch/um/sys-x86_64/ksyms.c
@@ -14,9 +14,6 @@ EXPORT_SYMBOL(__up_wakeup);
 
 /*XXX: we need them because they would be exported by x86_64 */
 EXPORT_SYMBOL(__memcpy);
-EXPORT_SYMBOL(strcmp);
-EXPORT_SYMBOL(strcat);
-EXPORT_SYMBOL(strcpy);
 
 /* Networking helper routines. */
 /*EXPORT_SYMBOL(csum_partial_copy_from);
diff --git a/arch/x86_64/kernel/x8664_ksyms.c b/arch/x86_64/kernel/x8664_ksyms.c
index 88626e626886..a43dedb58fa2 100644
--- a/arch/x86_64/kernel/x8664_ksyms.c
+++ b/arch/x86_64/kernel/x8664_ksyms.c
@@ -139,35 +139,23 @@ EXPORT_SYMBOL_GPL(unset_nmi_callback);
 #undef memmove
 #undef memchr
 #undef strlen
-#undef strcpy
 #undef strncmp
 #undef strncpy
 #undef strchr   
-#undef strcmp 
-#undef strcpy 
-#undef strcat
-#undef memcmp
 
 extern void * memset(void *,int,__kernel_size_t);
 extern size_t strlen(const char *);
 extern void * memmove(void * dest,const void *src,size_t count);
-extern char * strcpy(char * dest,const char *src);
-extern int strcmp(const char * cs,const char * ct);
 extern void *memchr(const void *s, int c, size_t n);
 extern void * memcpy(void *,const void *,__kernel_size_t);
 extern void * __memcpy(void *,const void *,__kernel_size_t);
-extern char * strcat(char *, const char *);
-extern int memcmp(const void * cs,const void * ct,size_t count);
 
 EXPORT_SYMBOL(memset);
 EXPORT_SYMBOL(strlen);
 EXPORT_SYMBOL(memmove);
-EXPORT_SYMBOL(strcpy);
 EXPORT_SYMBOL(strncmp);
 EXPORT_SYMBOL(strncpy);
 EXPORT_SYMBOL(strchr);
-EXPORT_SYMBOL(strcmp);
-EXPORT_SYMBOL(strcat);
 EXPORT_SYMBOL(strncat);
 EXPORT_SYMBOL(memchr);
 EXPORT_SYMBOL(strrchr);
@@ -175,7 +163,6 @@ EXPORT_SYMBOL(strnlen);
 EXPORT_SYMBOL(memscan);
 EXPORT_SYMBOL(memcpy);
 EXPORT_SYMBOL(__memcpy);
-EXPORT_SYMBOL(memcmp);
 
 #ifdef CONFIG_RWSEM_XCHGADD_ALGORITHM
 /* prototypes are wrong, these are assembly with custom calling functions */
diff --git a/lib/string.c b/lib/string.c
index 4bb93ad23c60..5c8b55af0df6 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -65,6 +65,7 @@ EXPORT_SYMBOL(strnicmp);
  * @dest: Where to copy the string to
  * @src: Where to copy the string from
  */
+#undef strcpy
 char * strcpy(char * dest,const char *src)
 {
         char *tmp = dest;
@@ -132,6 +133,7 @@ EXPORT_SYMBOL(strlcpy);
  * @dest: The string to be appended to
  * @src: The string to append to it
  */
+#undef strcat
 char * strcat(char * dest, const char * src)
 {
         char *tmp = dest;
@@ -209,6 +211,7 @@ EXPORT_SYMBOL(strlcat);
  * @cs: One string
  * @ct: Another string
  */
+#undef strcmp
 int strcmp(const char * cs,const char * ct)
 {
         register signed char __res;
@@ -514,6 +517,7 @@ EXPORT_SYMBOL(memmove);
  * @ct: Another area of memory
  * @count: The size of the area.
  */
+#undef memcmp
 int memcmp(const void * cs,const void * ct,size_t count)
 {
         const unsigned char *su1, *su2;